CN104723041B - The production method of venturi valve - Google Patents
The production method of venturi valve Download PDFInfo
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- CN104723041B CN104723041B CN201510161500.8A CN201510161500A CN104723041B CN 104723041 B CN104723041 B CN 104723041B CN 201510161500 A CN201510161500 A CN 201510161500A CN 104723041 B CN104723041 B CN 104723041B
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- former
- formpiston
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- valve body
- tenon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses the production methods of Venturi valve, it is characterised in that: the production method includes but is not limited to following steps: step S001, selection, step S002, cutting, step S003, round as a ball, step S004, middle seam welding, step S005, production mold, step S006, mold are fixed, the merging of step S007, cone, step S008, divide valve body compacting, step S009, trimming, step S010, butt welding, step S011, tenon production.The beneficial effects of the present invention are: driving mold constantly to squeeze hard stainless steel cone by driving device, deformation is brought it about until being formed and divides valve body, and weld final molding using welding procedure.It finally is squeezed into tenon using the tenon mould with scalable bulge-structure, excellent sealing performance is not only realized, also makes the far super existing product of the bearing capacity of valve body.
Description
Technical field
The present invention relates to fluid valve technical fields, more particularly, to the excellent novel literary mound of a kind of sealing and non-deformability
In valve production method.
Background technique
Venturi control damper can be incited somebody to action since it combines the unrelated adjuster of mechanical pressure and high-speed flow controller
Gas flow optimized extends to highest level.By aerodynamic design, valve has mute working performance.Fast reaction it is automatic
Pressure equaliser provides the control of reliable vent cabinet dust and room pressure.Venturi valve has not to be become by air duct pressure
Change influence, Boiler pressure control range it is wide from 60m3/h to 10,000m3/h, be swift in response (less than 1 second), adjust accurate (± 5%)
The features such as, it is widely used in certain biological products factory, poisonous and harmful, chemical laboratory and lifes for requiring control negative pressure
Object security laboratory (such as P3 grades of biology laboratory) place.Because considering human safety issues, system pressure difference control is necessary
It is high-precision, high reliability.Therefore, it seals and the excellent venturi valve of non-deformability is the inexorable trend of market development.
However, venturi valve on the market mainly uses aluminium alloy to make at present, the Shortcomings in sealing and non-deformability.
In order to solve above-mentioned problem, inventor has developed a kind of production side of Venturi valve in conjunction with experience
Method.
Summary of the invention
The purpose of the present invention is to provide a kind of production of Venturi valve with excellent resistance to deformation and sealability
Method, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
The production method of Venturi valve, it is characterised in that: the production method the following steps are included:
Step S001, selection
Select include but is not limited to 304,304L, 304N, 316, one of stainless steel of 316L, 321,347,400 as
The making material of the Venturi valve body and component, the technical program preferably 316 stainless steels.
Step S002, it cuts
Making material selected in above-mentioned steps S001 is cut into two independent trapezoidal (that is, T1 and T2).
Step S003, round as a ball
By two be cut and formed in above-mentioned steps S002 trapezoidal stainless steel materials (that is, T1 and T2), be put into spheronizator into
Row is round as a ball, and forms both ends penetrating cone Z1 and Z2.
Step S004, middle seam welding
The respective middle seam of two of forming round as a ball in above-mentioned steps S003 independent stainless steel cone Z1 and Z2 are welded
It connects, and cooling stand-by.
Step S005, mold is made
The former and formpiston that can not be deformed are made, the former and formpiston are divided into former 1, former 2, formpiston 1, formpiston 2.
Step S006, mold is fixed
The former 1 obtained in above-mentioned steps S005 is each attached to former 2 and the formpiston 1 with formpiston 2
On one bracket, and the former 1 and the formpiston 1 and the former 2 and the formpiston 2 are matched group pair, and in institute
State the driving device being additionally provided on bracket to drive the formpiston 1 to be subjected to displacement with formpiston 2 or former 1 and former 2.
Step S007, cone is placed in
Described in the cone Z1 obtained in above-mentioned steps S004 being placed in after being fixed in above-mentioned steps S006
In former 1, or it is placed on outside the formpiston 1 after being fixed in above-mentioned steps S006；
Described in the cone Z2 obtained in above-mentioned steps S004 being placed in after being fixed in above-mentioned steps S006
In former 2, or it is placed on outside the formpiston 2 after being fixed in above-mentioned steps S006.
Step S008, valve body is divided to suppress
Start driving device described in above-mentioned steps S006, so that the driving device promotes institute in above-mentioned steps S007
The formpiston 1 stated is mobile to the former 1 movement and the formpiston 2 to the former 2, so that the formpiston 1 and formpiston
2 constantly squeeze the cone Z1 and Z2 being placed in the former 1 and former 2, and Z1 and Z2 is made to deform and until be formed
Divide valve body F1 and F2；
Or promote former 1 described in above-mentioned steps S007 to the formpiston 1 is mobile and the former 2 is to described
Formpiston 2 is mobile, so that the former 1 and former 2 constantly squeeze the circular cone being placed on outside the formpiston 1 and formpiston 2
Body Z1 and Z2 make Z1 and Z2 deform and divide valve body F1 and F2 until being formed；
Or promote former 1 described in above-mentioned steps S007 and the formpiston 1 relatively moves simultaneously and the former
2 relatively move simultaneously with the formpiston 2, so that the cone Z1 and Z2 is deformed and divide valve body F1 and F2 until being formed.
Step S009, trimming
Dividing valve body F1 and F2 described in will be obtained in above-mentioned steps S008, extra side is cut off.
Step S010, butt welding
Valve body F1 and F2 will be divided to carry out short side butt welding described in after trimming in above-mentioned steps S009, and then form valve body
F。
Step S011, tenon makes
A, tenon molding are made step by step
Tenon mould S1 and S2 of the production with flexible bulge-structure.
B, the merging of tenon mould step by step
By tenon the mould S1 and S2 obtained in above-mentioned a step by step, it is respectively placed in obtained in above-mentioned steps S010
In the both ends of the valve body F.
C, tenon squeeze step by step
Using external impetus promote it is above-mentioned step by step described in the protrusion on tenon mould S1 and S2 constantly extend outwardly, institute
It states protrusion and starts the local location for constantly squeezing the both ends the valve body F, and bring it about local crowning deformation until institute is made
Need tenon.
Compared with prior art, the beneficial effects of the present invention are: constantly being squeezed by driving device driving mold hard
Stainless steel cone brings it about deformation until being formed and divides valve body, and welds final molding using welding procedure.Finally utilize band
There is the tenon mould of scalable bulge-structure to be squeezed into tenon, not only realizes excellent sealing performance, also make the bearing capacity of valve body
Remote super existing product.
Detailed description of the invention
Fig. 1 is the present invention: the valve body structure schematic diagram of Venturi valve；
Fig. 2 is the present invention: valve body being divided to make schematic diagram in the production method of Venturi valve；
Fig. 3 is the present invention: tenon suppresses schematic diagram in the production method of Venturi valve；
Fig. 4 is the present invention: the production method flow diagram of Venturi valve.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Referring to Fig.1, the production method of Fig. 2, Fig. 3, Venturi valve shown in Fig. 4, the production method include following step
It is rapid:
Step S001, selection
Select include but is not limited to 304,304L, 304N, 316, one of stainless steel of 316L, 321,347,400 as
The making material of the Venturi valve body and component, the technical program preferably 316 stainless steels.
Step S002, it cuts
Making material selected in above-mentioned steps S001 is cut into two independent trapezoidal (that is, T1 and T2), this skill
Using laser cutting or hydrogen-oxygen cutting in art scheme.
Step S003, round as a ball
By two be cut and formed in above-mentioned steps S002 trapezoidal stainless steel materials (that is, T1 and T2), be put into spheronizator into
Row is round as a ball, and forms both ends penetrating cone Z1 and Z2.
Step S004, middle seam welding
The respective middle seam Z0 of two of forming round as a ball in above-mentioned steps S003 independent stainless steel cone Z1 and Z2 are carried out
Welding, and it is cooling stand-by.
Step S005, mold is made
The former and formpiston that can not be deformed are made, the former and formpiston are divided into former 1, former 2, formpiston 1, formpiston 2.
Step S006, mold is fixed
The former 1 obtained in above-mentioned steps S005 is each attached to former 2 and the formpiston 1 with formpiston 2
On one bracket 10, and the former 1 and the formpiston 1 and the former 2 and the formpiston 2 are matched group pair, and
The driving device to drive the formpiston 1 to be subjected to displacement with formpiston 2 or former 1 and former 2 is additionally provided on the bracket 10
20。
Step S007, cone is placed in
Described in the cone Z1 obtained in above-mentioned steps S004 being placed in after being fixed in above-mentioned steps S006
In former 1, or it is placed on outside the formpiston 1 after being fixed in above-mentioned steps S006；
Described in the cone Z2 obtained in above-mentioned steps S004 being placed in after being fixed in above-mentioned steps S006
In former 2, or it is placed on outside the formpiston 2 after being fixed in above-mentioned steps S006.
Step S008, valve body is divided to suppress
Start driving device 10 described in above-mentioned steps S006, so that the driving device 10 promotes above-mentioned steps S007
Described in formpiston 1 it is mobile to the former 1 and the formpiston 2 is mobile to the former 2 so that 1 He of the formpiston
Formpiston 2 constantly squeezes the cone Z1 and Z2 being placed in the former 1 and former 2, make Z1 and Z2 deform and until
Formation divides valve body F1 and F2；
Or promote former 1 described in above-mentioned steps S007 to the formpiston 1 is mobile and the former 2 is to described
Formpiston 2 is mobile, so that the former 1 and former 2 constantly squeeze the circular cone being placed on outside the formpiston 1 and formpiston 2
Body Z1 and Z2 make Z1 and Z2 deform and divide valve body F1 and F2 until being formed；
Or promote former 1 described in above-mentioned steps S007 and the formpiston 1 relatively moves simultaneously and the former
2 relatively move simultaneously with the formpiston 2, so that the cone Z1 and Z2 is deformed and divide valve body F1 and F2 until being formed.
Step S009, trimming
Dividing valve body F1 and F2 described in will be obtained in above-mentioned steps S008, extra side is cut off.
Step S010, butt welding
Valve body F1 and F2 will be divided to carry out short side butt welding described in after trimming in above-mentioned steps S009, and then form valve body
F。
Step S011, tenon makes
A, tenon molding are made step by step
Tenon mould S1 and S2 of the production with flexible protrusion 30.
B, the merging of tenon mould step by step
By tenon the mould S1 and S2 obtained in above-mentioned a step by step, it is respectively placed in obtained in above-mentioned steps S010
In the both ends of the valve body F.
C, tenon squeeze step by step
Using external impetus promote it is above-mentioned step by step described in described raised 30 constantly extending outwardly on tenon mould S1 and S2,
Described raised 30 start the local location for constantly squeezing the both ends the valve body F, and bring it about local crowning deformation until system
Tenon 40 needed for obtaining.
Wherein, the outer diameter of the formpiston 1+Z1 thickness=former 1 internal diameter；Outer diameter+institute of the formpiston 2
State thickness=former 2 internal diameter of Z2.
The length of the formpiston 1 >=former 1 length, length >=former 2 length of the formpiston 2；Institute
State length >=former 1 length of Z1, length >=former 2 length of the Z2.
Described point of valve body F1 and F2 is that one is long and the other is short, and the length of F1 described in the technical program is greater than the length of the F2,
Wherein, the curvature of the F2 is greater than the curvature of the F1.
The tenon 40 is that spherical crown shape or alien invasion are at least curved surface, in order to the smooth socket of pipeline.
Compared with prior art, the beneficial effects of the present invention are: constantly being squeezed by driving device driving mold hard
Stainless steel cone brings it about deformation until being formed and divides valve body, and welds final molding using welding procedure.Finally utilize band
There is the tenon mould of scalable bulge-structure to be squeezed into tenon, not only realizes excellent sealing performance, also make the bearing capacity of valve body
Remote super existing product.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
Without departing substantially from the utility model spirit or essential attributes in the case where, the present invention can be realized in other specific forms.Therefore,
In all respects, the present embodiments are to be considered as illustrative and not restrictive, the scope of the present invention is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. the production method of venturi valve, it is characterised in that: the production method the following steps are included:
Step S001, selection
It selects to include one of 304,304L, 304N, 316, the stainless steel of 316L, 321,347,400 as the venturi valve
The making material of valve body and component；
Step S002, it cuts
Making material selected in above-mentioned steps S001 is cut into two independent trapezoidal, that is, T1 and T2；
Step S003, round as a ball
The two trapezoidal stainless steel materials that will be cut and formed in above-mentioned steps S002, that is, T1 and T2, are put into spheronizator and are rolled
Circle, and form both ends penetrating cone Z1 and Z2；
Step S004, middle seam welding
The respective middle seam of two of forming round as a ball in above-mentioned steps S003 independent stainless steel cone Z1 and Z2 are welded, and
It is cooling stand-by；
Step S005, mold is made
The former and formpiston that can not be deformed are made, the former and formpiston are divided into former 1, former 2, formpiston 1, formpiston 2；
Step S006, mold is fixed
The former 1 and former 2 obtained in above-mentioned steps S005 and the formpiston 1 and formpiston 2 are each attached to one
On frame, and the former 1 and the formpiston 1 and the former 2 and the formpiston 2 are matched group pair, and in the branch
The driving device to drive the formpiston 1 to be subjected to displacement with formpiston 2 or former 1 and former 2 is additionally provided on frame；
Step S007, cone is placed in
The cone Z1 obtained in above-mentioned steps S004 is placed in the former 1 after fixing in above-mentioned steps S006
It is interior, or be placed on outside the formpiston 1 after being fixed in above-mentioned steps S006；
The cone Z2 obtained in above-mentioned steps S004 is placed in the former 2 after fixing in above-mentioned steps S006
It is interior, or it is placed on the formpiston 2 after fixing in above-mentioned steps S006；
Step S008, valve body is divided to suppress
Start driving device described in above-mentioned steps S006, so that the driving device promotes described in above-mentioned steps S007
Formpiston 1 is mobile to the former 1 movement and the formpiston 2 to the former 2, so that the formpiston 1 and formpiston 2 are not
It is disconnected to squeeze the cone Z1 and Z2 being placed in the former 1 and former 2, so that Z1 and Z2 is deformed and divides valve until being formed
Body F1 and F2；
Or promote former 1 described in above-mentioned steps S007 to the formpiston 1 is mobile and the former 2 is to the formpiston 2
It is mobile so that the former 1 and former 2 constantly squeeze the cone Z1 that is placed on outside the formpiston 1 and formpiston 2 with
Z2 makes Z1 and Z2 deform and divides valve body F1 and F2 until being formed；
Or promote former 1 described in above-mentioned steps S007 and the formpiston 1 relatively move simultaneously and the former 2 with
The formpiston 2 relatively moves simultaneously, so that the cone Z1 and Z2 is deformed and divides valve body F1 and F2 until being formed；
Step S009, trimming
Dividing valve body F1 and F2 described in will be obtained in above-mentioned steps S008, extra side is cut off；
Step S010, butt welding
Valve body F1 and F2 will be divided to carry out short side butt welding described in after trimming in above-mentioned steps S009, and then form valve body F；
Step S011, tenon makes
A, tenon molding are made step by step
Tenon mould S1 and S2 of the production with flexible bulge-structure；
B, the merging of tenon mould step by step
By tenon the mould S1 and S2 obtained in above-mentioned a step by step, it is respectively placed in obtained described in above-mentioned steps S010
In the both ends of valve body F；
C, tenon squeeze step by step
Using external impetus promote it is above-mentioned step by step described in the protrusion on tenon mould S1 and S2 constantly extend outwardly, it is described convex
The local location for starting constantly to squeeze the both ends the valve body F is acted, and brings it about local crowning deformation until convex needed for being made
Tenon.
2. the production method of venturi valve according to claim 1, it is characterised in that: the outer diameter of the formpiston 1+Z1
Thickness=former 1 internal diameter；
The outer diameter of the formpiston 2+Z2 thickness=former 2 internal diameter.
3. the production method of venturi valve according to claim 1, it is characterised in that: the length of the formpiston 1 >=described
The length of former 1, length >=former 2 length of the formpiston 2；
The length of the Z1 >=former 1 length, length >=former 2 length of the Z2.
4. the production method of venturi valve according to claim 1, it is characterised in that: described that valve body F1 is divided to divide valve with described
Body F2 is that one is long and the other is short, and the length for dividing valve body F1 is greater than the length for dividing valve body F2, wherein described to divide that valve body F2's is curved
Curvature is greater than the curvature for dividing valve body F1.
5. the production method of venturi valve according to claim 1, it is characterised in that: the alien invasion of the tenon is song
Face, in order to the smooth socket of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510161500.8A CN104723041B (en) | 2015-04-07 | 2015-04-07 | The production method of venturi valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510161500.8A CN104723041B (en) | 2015-04-07 | 2015-04-07 | The production method of venturi valve |
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| Publication Number | Publication Date |
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| CN104723041A CN104723041A (en) | 2015-06-24 |
| CN104723041B true CN104723041B (en) | 2019-09-13 |
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ID=53447766
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR200459570Y1 (en) * | 2010-04-21 | 2012-04-12 | (주) 유안산전 | Apparatus for pre-forming engine valve using divided electrode with clamping type |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1395663A (en) * | 2000-11-16 | 2003-02-05 | 梯科斯株式会社 | Method of mfg. ball valve |
| CN101337313A (en) * | 2008-08-13 | 2009-01-07 | 大荣空调设备（南京）有限公司 | Production method of fire-protection control valve and fire-protection control valve |
| CN101362281A (en) * | 2008-09-12 | 2009-02-11 | 黄勇 | Production method of ball valve core |
| CN101774107A (en) * | 2009-12-31 | 2010-07-14 | 上海新闵重型锻造有限公司 | Method for forging Venturi tubes |
| CN202484385U (en) * | 2012-02-08 | 2012-10-10 | 张琦 | Fireproof vent valve |
| CN102626843A (en) * | 2012-02-17 | 2012-08-08 | 汤汉良 | Manufacturing method for automobile parts made of aluminum-based composite material through spray deposition |
| RU2492957C1 (en) * | 2012-03-15 | 2013-09-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный индустриальный университет" | Method of metal plastic structure formation and device to this end |
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| CN104723041A (en) | 2015-06-24 |
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